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Wyszukujesz frazę "usuwanie CO" wg kryterium: Temat


Wyświetlanie 1-4 z 4
Tytuł:
Carbonization of biomass – an efficient tool to decrease the emission of CO2
Autorzy:
Kobyłecki, R.
Ścisłowska, M.
Bis, Z.
Powiązania:
https://bibliotekanauki.pl/articles/240225.pdf
Data publikacji:
2013
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
biochar
biocoal
biocarbon
biomass
CCS
CO2 removal
biowęgiel
biomasa
usuwanie CO2
Opis:
The paper presents the results and analysis of biomass processing in order to provide the conditions for the most profitable use of the biomass in modern and efficient power generation systems with particular attention put on the decrease of the emission of carbon dioxide (CO2) and no need to develop carbon capture and storage plants. The promising concept of CO2 storage via the production of biochar and the advantages of its application as a promising carbon sink is also presented and the results are supported by authors’ own experimental data. The idea enables the production of electricity, as well as (optionally) heat and cold from the thermal treatment of biomass with simultaneous storage of the CO2 in a stable and environmentally-friendly way. The key part of the process is run in a specially-designed reactor where the biomass is heated up in the absence of oxygen. The evolved volatile matter is used to produce heat/cold and electricity while the remaining solid product (almost completely dry residue) is sequestrated in soil. The results indicate that in order to reduce the emission of CO2 the biomass should rather be 'cut and char' than just 'cut and burn', particularly that the charred biomass may also become a significant source of nutrients for the plants after sequestration in soil.
Źródło:
Archives of Thermodynamics; 2013, 34, 3; 185-195
1231-0956
2083-6023
Pojawia się w:
Archives of Thermodynamics
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Photoreduction of carbon dioxide with hydrogen using temperature programmed method
Autorzy:
Kocemba, I.
Nadajczyk, J.
Góralski, J.
Szynkowska, M. I.
Powiązania:
https://bibliotekanauki.pl/articles/779334.pdf
Data publikacji:
2010
Wydawca:
Zachodniopomorski Uniwersytet Technologiczny w Szczecinie. Wydawnictwo Uczelniane ZUT w Szczecinie
Tematy:
usuwanie CO2
fotokatalizy
fotokatalityczna redukcja CO2
metanizacja
removal of CO2
photocatalysis
photocatalytic reduction of CO2
methanation
Opis:
The photocatalytic reduction of carbon dioxide with hydrogen was studied by Temperature-Programmed Surface Reaction (TPSR). This process was carried out in a flow reactor that was especially designed and constructed for this purpose. Titanium dioxide (TiO2, Degussa P-25) was used as supports for platinum, ruthenium and nickel catalysts. The experimental results indicated that the activity of photoreduction of CO2 changes as follows: Ru/TiO2> Ni/TiO2>= Pt/TiO2> TiO2.
Źródło:
Polish Journal of Chemical Technology; 2010, 12, 3; 1-2
1509-8117
1899-4741
Pojawia się w:
Polish Journal of Chemical Technology
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Optimizing management of the condensing heat and cooling of gases compression in oxy block using of a genetic algorithm
Autorzy:
Brzęczek, M.
Bartela, Ł.
Powiązania:
https://bibliotekanauki.pl/articles/240478.pdf
Data publikacji:
2013
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
CO2 capture
CO2 compression
air separation unit
flue gas conditioning
genetic algorithm
usuwanie CO2
sprężanie CO2
separator powietrza
kondycjonowanie spalin
algorytm genetyczny
Opis:
This paper presents the parameters of the reference oxy combustion block operating with supercritical steam parameters, equipped with an air separation unit and a carbon dioxide capture and compression installation. The possibility to recover the heat in the analyzed power plant is discussed. The decision variables and the thermodynamic functions for the optimization algorithm were identified. The principles of operation of genetic algorithm and methodology of conducted calculations are presented. The sensitivity analysis was performed for the best solutions to determine the effects of the selected variables on the power and efficiency of the unit. Optimization of the heat recovery from the air separation unit, flue gas condition and CO2 capture and compression installation using genetic algorithm was designed to replace the low-pressure section of the regenerative water heaters of steam cycle in analyzed unit. The result was to increase the power and efficiency of the entire power plant.
Źródło:
Archives of Thermodynamics; 2013, 34, 4; 199-214
1231-0956
2083-6023
Pojawia się w:
Archives of Thermodynamics
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Simultaneous removal of NOx, SO2, CO and Hg from flue gas by ozonation. Pilot plant studies
Autorzy:
Głomba, M.
Kordylewski, W.
Powiązania:
https://bibliotekanauki.pl/articles/950039.pdf
Data publikacji:
2014
Wydawca:
Politechnika Wrocławska. Oficyna Wydawnicza Politechniki Wrocławskiej
Tematy:
carbon dioxide
flue gases
ozone
ozonization
pilot plants
sulfur dioxide
gas absorption
NOx removal
So2 removal
CO removal
dwutlenek węgla
tlenki azotu
spaliny
ozon
ozonowanie
instalacje pilotażowe
dwutlenek siarki
absorpcja gazu
usuwanie NOx
usuwanie SO2
usuwanie CO
Opis:
The results of pilot plant investigations of simultaneous removal of NOx, SO2 and Hg from flue gas with ozone as the oxidizing agent and the spray tower absorber with NaOH solution as the absorbent have been presented. Flue gas was delivered into the pilot plant at the flow rate of 200 m3/h from the coal fired OP-430 boiler. The effectiveness of NOx removal was over 95% when the molar ratio O3/NO reached 2.0. Sulfur dioxide was practically completely washed out from flue gas in the absorber at the liquid-to-gas ratio 7.5 dm3/m3. The effectiveness of Hg removal in the studied system was approximately 80%. It was pointed out that CO concentration in flue gas could considerably increase the ozone consumption. The effect of carbon dioxide in flue gas on the chemistry of absorption due to hydroxides conversion into carbonates and bicarbonates was noticed.
Źródło:
Environment Protection Engineering; 2014, 40, 3; 113-125
0324-8828
Pojawia się w:
Environment Protection Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-4 z 4

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